diff options
| author | Brian Paul <brian.paul@tungstengraphics.com> | 2004-10-02 16:39:09 +0000 |
|---|---|---|
| committer | Brian Paul <brian.paul@tungstengraphics.com> | 2004-10-02 16:39:09 +0000 |
| commit | 53f82c5aadbb15585754bfacf3237093eccdb2ce (patch) | |
| tree | 93c013f62d99caf8581c774f768cb7f365350095 /src/mesa/main/dlist.c | |
| parent | 289ffee2a017308a9a97689662293613dc62d9e9 (diff) | |
added support for GL_ARB_draw_buffers
Diffstat (limited to 'src/mesa/main/dlist.c')
| -rw-r--r-- | src/mesa/main/dlist.c | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/src/mesa/main/dlist.c b/src/mesa/main/dlist.c index ebf3af326a..ef2dada710 100644 --- a/src/mesa/main/dlist.c +++ b/src/mesa/main/dlist.c @@ -314,6 +314,8 @@ typedef enum { /* GL_ARB_occlusion_query */ OPCODE_BEGIN_QUERY_ARB, OPCODE_END_QUERY_ARB, + /* GL_ARB_draw_buffers */ + OPCODE_DRAW_BUFFERS_ARB, /* Vertex attributes -- fallback for when optimized display * list build isn't active. @@ -782,6 +784,7 @@ _mesa_init_lists( void ) InstSize[OPCODE_BEGIN_QUERY_ARB] = 3; InstSize[OPCODE_END_QUERY_ARB] = 2; #endif + InstSize[OPCODE_DRAW_BUFFERS_ARB] = 2 + MAX_DRAW_BUFFERS; InstSize[OPCODE_ATTR_1F] = 3; InstSize[OPCODE_ATTR_2F] = 4; InstSize[OPCODE_ATTR_3F] = 5; @@ -4683,6 +4686,27 @@ save_EndQueryARB(GLenum target) #endif /* FEATURE_ARB_occlusion_query */ +static void GLAPIENTRY +save_DrawBuffersARB(GLsizei count, const GLenum *buffers) +{ + GET_CURRENT_CONTEXT(ctx); + Node *n; + ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx); + n = ALLOC_INSTRUCTION( ctx, OPCODE_DRAW_BUFFERS_ARB, 1 + MAX_DRAW_BUFFERS ); + if (n) { + GLint i; + n[1].i = count; + if (count > MAX_DRAW_BUFFERS) + count = MAX_DRAW_BUFFERS; + for (i = 0; i < count; i++) { + n[2 + i].e = buffers[i]; + } + } + if (ctx->ExecuteFlag) { + (*ctx->Exec->DrawBuffersARB)(count, buffers); + } +} + static void save_Attr1f( GLenum attr, GLfloat x ) { @@ -6043,6 +6067,15 @@ execute_list( GLcontext *ctx, GLuint list ) ctx->Exec->EndQueryARB(n[1].e); break; #endif + case OPCODE_DRAW_BUFFERS_ARB: + { + GLenum buffers[MAX_DRAW_BUFFERS]; + GLint i, count = MIN2(n[1].i, MAX_DRAW_BUFFERS); + for (i = 0; i < count; i++) + buffers[i] = n[2 + i].e; + ctx->Exec->DrawBuffersARB(n[1].i, buffers); + } + break; case OPCODE_ATTR_1F: (*ctx->Exec->VertexAttrib1fNV)(n[1].e, n[2].f); break; @@ -7635,6 +7668,7 @@ _mesa_init_dlist_table( struct _glapi_table *table, GLuint tableSize ) table->GetQueryObjectivARB = _mesa_GetQueryObjectivARB; table->GetQueryObjectuivARB = _mesa_GetQueryObjectuivARB; #endif + table->DrawBuffersARB = save_DrawBuffersARB; /* 299. GL_EXT_blend_equation_separate */ table->BlendEquationSeparateEXT = save_BlendEquationSeparateEXT; |